Northern Black Widow Latrodectus variolus Walckenaer, 1837    
Kingdom Animalia   >   Phylum Arthropoda   >   Class Arachnida   >   Order Araneae   >   Family Theridiidae   >   Genus Latrodectus   

[View seasonality details]
GAAL WAFR CLMO HO BA BCHA CE PG AA CV CHSM KEQA CNTADOWISOWO 
A female Northern Black Widow in Worcester Co., Maryland (7/19/2014). Verified by Laura P./BugGuide. Photo by Scott Housten. (MBP list)

A female Northern Black Widow in Anne Arundel Co., Maryland (6/25/2004). Photo by Robert Aguilar, SERC. (MBP list)

A Northern Black Widow in Calvert Co., Maryland (7/12/2017). Photo by Jason Avery. (MBP list)

A female Northern Black Widow collected in Beltsville, Maryland (6/7/2013). Collected by Jessica Zelt. Photo by USGS PWRC. (MBP list)

The underside of a female Northern Black Widow collected in Beltsville, Maryland (6/7/2013). Collected by Jessica Zelt. Photo by USGS PWRC. (MBP list)

A female Northern Black Widow collected in Beltsville, Maryland (6/7/2013). Collected by Jessica Zelt. Photo by USGS PWRC. (MBP list)

A Northern Black Widow in Frederick Co., Maryland (10/11/2019). Photo by Emilio Concari. (MBP list)

A Northern Black Widow in Queen Anne's Co., Maryland (8/18/2017). Photo by Lori Byrne. (MBP list)

A male Northern Black Widow in Worcester Co., Maryland (5/16/2015). Determined by Jeff Hollenbeck/BugGuide. Photo by Scott Housten. (MBP list)

A Northern Black Widow in Harford Co., Maryland (9/9/2020). Verified by Pedro Gabriel and Mark Etheridge/iNaturalist. Photo by Dave Webb. (MBP list)

A Northern Black Widow in Anne Arundel Co., Maryland (4/3/2017). Photo by Jacob Gorneau. (MBP list)

A female Northern Black Widow in Baltimore Co., Maryland (7/1/2016). Photo by Rob Holtz. (MBP list)

Northern Black Widow in Anne Arundel Co., Maryland (6/12/2013). Photo by Lynn Strauss. (MBP list)

A Northern Black Widow in Allegany Co., Maryland (6/6/2014). Photo by Seth Metheny. (MBP list)

A male Northern Black Widow at Chino Farms, Queen Anne's Co., Maryland (7/22/2012). Photo by Maren Gimpel. (MBP list)

A Northern Black Widow in Anne Arundel Co., Maryland (11/6/2013). Photo by Brandon Woo. (MBP list)

Northern Black Widow in Frederick Co., Maryland (6/5/2020). (c) nycticorax, some rights reserved (CC BY-NC). Photo by nycticorax via iNaturalist. (MBP list)

A male Northern Black Widow in Howard Co., Maryland (11/18/2017). Verified by Jeff Hollenbeck/BugGuide. Photo by Sue Muller. (MBP list)

A Northern Black Widow in Harford Co., Maryland (5/28/2019). Photo by Dave Webb. (MBP list)

A Northern Black Widow in Howard Co., Maryland (7/29/2010). Photo by Paul Heldenbrand. (MBP list)

A Northern Black Widow in Woodbridge, Virginia (5/6/2012). Photo by USGS PWRC. (MBP list)

Northern Black Widow in Anne Arundel Co., Maryland (7/25/2015). Photo by Rod Burley. (MBP list)


View All Images

Use of images featured on Maryland Biodiversity Project is only permitted with express permission of the photographer.